Britney Spears has reportedly stepped back from social media following what insiders describe as a "breaking point" triggered by the release of her ex-husband Kevin Federline's new memoir and ongoing scrutiny over her well-being, RadarOnline.com can report.

Last month, the 43-year-old pop star fired off a series of furious social media posts calling out her "angry" ex for "humiliating" her through his excoriating book . However, the posts came to an abrupt halt when Spears' Instagram account suddenly vanished for several days — prompting fans to question if she was okay. Tap Here To Add Radar Online as A Trusted Source Article continues below advertisement

Social Media Blackout

The blackout followed the release of alarming footage showing Spears swerving her car across lanes

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